Add a new high-fat film and spray it on the blooming daffodil with a new high-lipid film solution to extend the flowering period of the daffodil and increase the color of the flower.

In the pigment injection method, when the daffodil flower bud grows to a height of about 25 cm, an aqueous solution of the food coloring for steaming the pastry is injected into the flower bud with a medical syringe, and the injection point is 1/4 of the upper part of the flower bud, which can be extended. Flowering period.

Scientifically control water. If you want to control the flowering season of daffodils, put the daffodils in the pots before flowering, fix the daffodils with a few stones, pour the appropriate amount of water, and put them in a sunny place. Change the water every few days, or add salt to the water, which not only deepens the color of the flower, but also controls the flowering season.